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GPS exercise data can reveal sensitive military locations

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GPS exercise data can reveal sensitive military locations

Season 2018 Episode 01/29/2018

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GPS data created by millions of people who use mobile devices or apps to track their exercise might also be revealing sensitive national security information. A 20-year-old Australian student discovered the locations of bases where military forces and intelligence services exercise by studying heat maps. John Yang talks to Zack Whittaker of ZDNet.